/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.hama.bsp;

/**
 * A listener for updates to {@link GroomServerStatus} by groom servers. 
 */
public interface GroomStatusListener {

  /**
   * Invoked when a new groom server has been registered with the {@link BSPMaster}.
   * 
   * @param status The status of the new groom server
   */
  public abstract void groomServerRegistered(GroomServerStatus status);
  
  public abstract void taskComplete(GroomServerStatus status, TaskInProgress task);
}
